Zappwm is a complete desktop for Linux / BSD based on gtk / Rox-filer and Fluxbox. He has advanced drag and drop support and is very fast. It also has icons on the desktop, and support for multiple panels and previews of files.

To install it, you can use the Debian package, which calculates the dependencies, or use the Source. The dependencies are: Zenity, PCmanFM, Fluxbox and Rox-filer.